Steve,

When this happened to me on my '86 Syncro, I ended up replacing the
sensor and the coolant tank.

My guess is that the plastic tank expands over time and that the
threaded hole becomes enlarged slightly enough to cause the problem.

John-Reed Maffeo
Mesa, Az

>         Steve Elfelt <steveelf@SPRYNET.COM>

> I pulled the electical lead off the sensor in my coolant reservoir for testing.
> I then noticed there was 1/2 teaspoon of coolant pooled on the outside of
> the tank around the sensor itself (which was still in place in the tank).  The
> rubber boot of the lead had coolant up inside it, a few drops even flowed out
> when I turned the thing toward the ground.
>
> Lemme guess...... exposed coolant in this area indicates a leak, right?  It
> isn't SUPPOSED to do that, right?
> .
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> Steve E
> Lansing Michigan
> 84 Vanagon.............................................   (when *will* it be a van again?)